16872925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:130

約数の個数: 36

約数和(自身を含む): 23553180

約数和(自身を除く): 6680255

約数列:

[1, 5, 17, 25, 29, 37, 85, 145, 185, 425, 493, 629, 725, 925, 1073, 1369, 2465, 3145, 5365, 6845, 12325, 15725, 18241, 23273, 26825, 34225, 39701, 91205, 116365, 198505, 456025, 581825, 674917, 992525, 3374585, 16872925]

約数ペア:

[(1, 16872925), (5, 3374585), (17, 992525), (25, 674917), (29, 581825), (37, 456025), (85, 198505), (145, 116365), (185, 91205), (425, 39701), (493, 34225), (629, 26825), (725, 23273), (925, 18241), (1073, 15725), (1369, 12325), (2465, 6845), (3145, 5365)]